<template>
    <div class="search">
        <div class="search-box-wrapper">
            <search-box ref="searchBox" @query="onQueryChange"></search-box>
        </div>
        <div ref="shortcutWrapper" class="shortcut-wrapper" v-show="!query">
            <scroll :refreshDelay="refreshDelay" ref="shortcut" class="shortcut" :data="shortcut">
                <div>
                    <div class="hot-key">
                        <h1 class="title">热门搜索</h1>
                        <ul>
                            <li @click="addQuery(item.k)" class="item" v-for="item in hotKey">
                                <span>{{item.k}}</span>
                            </li>
                        </ul>
                    </div>
                    <div class="search-history" v-show="searchHistory.length">
                        <h1 class="title">
                            <span class="text">搜索历史</span>
                            <span @click="showConfirm" class="clear">
                                <i class="icon-clear"></i>
                            </span>
                        </h1>
                        <search-list @delete="deleteSearchHistory" @select="addQuery" :searches="searchHistory"></search-list>
                    </div>
                </div>
            </scroll>
        </div>
        <div class="search-result" v-show="query" ref="searchResult">
            <suggest @listScroll="blurInput" @select="saveSearch" ref="suggest" :query="query"></suggest>
        </div>
        <confirm ref="confirm" @confirm="clearSearchHistory" text="是否清空所有搜索历史" confirmBtnText="清空"></confirm>
        <router-view></router-view>
    </div>
</template>

<script type="text/ecmascript-6">
import SearchBox from 'base/search-box/search-box'
import SearchList from 'base/search-list/search-list'
import Scroll from 'base/scroll/scroll'
import Confirm from 'base/confirm/confirm'
import Suggest from 'components/suggest/suggest'
import { getHotKey } from 'api/search'
import { ERR_OK } from 'api/config'
import { playlistMixin, searchMixin } from 'common/js/mixin'
import { mapActions } from 'vuex'

export default {
    mixins: [playlistMixin, searchMixin],
    data() {
        return {
            hotKey: []
        }
    },
    computed: {
        shortcut() {
            return this.hotKey.concat(this.searchHistory)
        }
    },
    created() {
        this._getHotKey()
    },
    methods: {
        addQuery(query) {
            this.$refs.SearchBox.setQuery(query)
        },
        handlePlaylist(playlist) {
            const bottom = playlist.length > 0 ? '60px' : ''

            this.$refs.searchResult.style.bottom = bottom
            this.$refs.suggest.refresh()

            this.$refs.shortcutWrapper.style.bottom = bottom
            this.$refs.shortcut.refresh()
        },
        showConfirm() {
            this.$refs.confirm.show()
        },
        _getHotKey() {
            getHotKey().then((res) => {
                if (res.code === ERR_OK) {
                    this.hotKey = res.data.hotkey.slice(0, 10)
                }
            })
        },
        ...mapActions([
            'clearSearchHistory'
        ])
    },
    watch: {
        query(newQuery) {
            if (!newQuery) {
                setTimeout(() => {
                    this.$refs.shortcut.refresh()
                }, 20)
            }
        }
    },
    components: {
        SearchBox,
        SearchList,
        Scroll,
        Confirm,
        Suggest
    }
}
</script>

<style lang="stylus" rel="stylesheet/stylus">
    @import "~common/stylus/variable"
    @import "~common/stylus/mixin"

    .search
        .search-box-wrapper
            margin: 20px
        .shortcut-wrapper
            position: fixed
            top: 178px
            bottom: 0
            width: 100%
            .shortcut
                height: 100%
                overflow: hidden
            .hot-key
                margin: 0 20px 20px 20px
                .title
                    margin-bottom: 20px
                    font-size: $font-size-medium
                    color: $color-text-l
                .item
                    display: inline-block
                    padding: 5px 10px
                    margin: 0 20px 10px 0
                    border-radius: 6px
                    background: $color-highlight-background
                    font-size: $font-size-medium
                    color: $color-text-d
            .search-history
                    position: relative
                    margin: 0 20px
                .title
                    display: flex
                    align-items: center
                    height: 40px
                    font-size: $font-size-medium
                    color: $color-text-l
                .text
                    flex: 1
                .clear
                    extend-click()
                    .icon-clear
                        font-size: $font-size-medium
                        color: $color-text-d
        .search-result
            position: fixed
            width: 100%
            top: 178px
            bottom: 0
</style>